//-----------------------------------------------------------------------------
int pdcp_fifo_read_input_sdus (const protocol_ctxt_t* const ctxt_pP)
{
#ifdef PDCP_USE_NETLINK
protocol_ctxt_t ctxt_cpy = *ctxt_pP;
protocol_ctxt_t ctxt;
hash_key_t key = HASHTABLE_NOT_A_KEY_VALUE;
hashtable_rc_t h_rc;
struct pdcp_netlink_element_s* data_p = NULL;
module_id_t ue_id = 0;
pdcp_t* pdcp_p = NULL;
# if defined(PDCP_USE_NETLINK_QUEUES)
rb_id_t rab_id = 0;
pdcp_transmission_mode_t pdcp_mode = PDCP_TRANSMISSION_MODE_UNKNOWN;
while (pdcp_netlink_dequeue_element(ctxt_pP, &data_p) != 0) {
DevAssert(data_p != NULL);
rab_id = data_p->pdcp_read_header.rb_id % maxDRB;
// ctxt_pP->rnti is NOT_A_RNTI
ctxt_cpy.rnti = pdcp_module_id_to_rnti[ctxt_cpy.module_id][data_p->pdcp_read_header.inst];
key = PDCP_COLL_KEY_VALUE(ctxt_pP->module_id, ctxt_cpy.rnti, ctxt_pP->enb_flag, rab_id, SRB_FLAG_NO);
h_rc = hashtable_get(pdcp_coll_p, key, (void**)&pdcp_p);
if (h_rc != HASH_TABLE_OK) {
LOG_W(PDCP, PROTOCOL_CTXT_FMT" Dropped IP PACKET cause no PDCP instanciated\n",
PROTOCOL_CTXT_ARGS(ctxt_pP));
free(data_p->data);
free(data_p);
data_p = NULL;
continue;
}
CHECK_CTXT_ARGS(&ctxt_cpy);
AssertFatal (rab_id < maxDRB, "RB id is too high (%u/%d)!\n", rab_id, maxDRB);
if (rab_id != 0) {
LOG_D(PDCP, "[FRAME %05d][%s][IP][INSTANCE %u][RB %u][--- PDCP_DATA_REQ "
"/ %d Bytes --->][PDCP][MOD %u][RB %u]\n",
ctxt_cpy.frame,
(ctxt_cpy.enb_flag) ? "eNB" : "UE",
data_p->pdcp_read_header.inst,
data_p->pdcp_read_header.rb_id,
data_p->pdcp_read_header.data_size,
ctxt_cpy.module_id,
rab_id);
#ifdef OAI_NW_DRIVER_TYPE_ETHERNET
if ((data_p->pdcp_read_header.traffic_type == TRAFFIC_IPV6_TYPE_MULTICAST) /*TRAFFIC_IPV6_TYPE_MULTICAST */ ||
(data_p->pdcp_read_header.traffic_type == TRAFFIC_IPV4_TYPE_MULTICAST) /*TRAFFIC_IPV4_TYPE_MULTICAST */ ||
(data_p->pdcp_read_header.traffic_type == TRAFFIC_IPV4_TYPE_BROADCAST) /*TRAFFIC_IPV4_TYPE_BROADCAST */ ) {
#if defined (Rel10)
PDCP_TRANSMISSION_MODE_TRANSPARENT;
#else
pdcp_mode= PDCP_TRANSMISSION_MODE_DATA;
#endif
} else if ((data_p->pdcp_read_header.traffic_type == TRAFFIC_IPV6_TYPE_UNICAST) /* TRAFFIC_IPV6_TYPE_UNICAST */ ||
(data_p->pdcp_read_header.traffic_type == TRAFFIC_IPV4_TYPE_UNICAST) /*TRAFFIC_IPV4_TYPE_UNICAST*/ ) {
pdcp_mode= PDCP_TRANSMISSION_MODE_DATA;
} else {
pdcp_mode= PDCP_TRANSMISSION_MODE_DATA;
LOG_W(PDCP,"unknown IP traffic type \n");
}
#else // OAI_NW_DRIVER_TYPE_ETHERNET NASMESH driver does not curreenlty support multicast traffic
pdcp_mode = PDCP_TRANSMISSION_MODE_DATA;
#endif
pdcp_data_req(&ctxt_cpy,
SRB_FLAG_NO,
rab_id % maxDRB,
RLC_MUI_UNDEFINED,
RLC_SDU_CONFIRM_NO,
data_p->pdcp_read_header.data_size,
data_p->data,
pdcp_mode);
} else if (ctxt_cpy.enb_flag) {
/* rb_id = 0, thus interpreated as broadcast and transported as
* multiple unicast is a broadcast packet, we have to send this
* packet on all default RABS of all connected UEs
*/
LOG_D(PDCP, "eNB Try Forcing send on DEFAULT_RAB_ID first_ue_local %u nb_ue_local %u\n", oai_emulation.info.first_ue_local, oai_emulation.info.nb_ue_local);
for (ue_id = 0; ue_id < NB_UE_INST; ue_id++) {
if (pdcp_module_id_to_rnti[ctxt_cpy.module_id][ue_id] != NOT_A_RNTI) {
LOG_D(PDCP, "eNB Try Forcing send on DEFAULT_RAB_ID UE %d\n", ue_id);
ctxt.module_id = ctxt_cpy.module_id;
ctxt.rnti = ctxt_cpy.pdcp_module_id_to_rnti[ctxt_cpy.module_id][ue_id];
ctxt.frame = ctxt_cpy.frame;
ctxt.enb_flag = ctxt_cpy.enb_flag;
pdcp_data_req(
&ctxt,
SRB_FLAG_NO,
DEFAULT_RAB_ID,
RLC_MUI_UNDEFINED,
RLC_SDU_CONFIRM_NO,
data_p->pdcp_read_header.data_size,
data_p->data,
PDCP_TRANSMISSION_MODE_DATA);
}
}
} else {
LOG_D(PDCP, "Forcing send on DEFAULT_RAB_ID\n");
pdcp_data_req(
&ctxt_cpy,
SRB_FLAG_NO,
DEFAULT_RAB_ID,
RLC_MUI_UNDEFINED,
RLC_SDU_CONFIRM_NO,
data_p->pdcp_read_header.data_size,
data_p->data,
PDCP_TRANSMISSION_MODE_DATA);
}
free(data_p->data);
free(data_p);
data_p = NULL;
}
return 0;
# else /* PDCP_USE_NETLINK_QUEUES*/
int len = 1;
rb_id_t rab_id = 0;
while (len > 0) {
len = recvmsg(nas_sock_fd, &nas_msg_rx, 0);
if (len<=0) {
// nothing in pdcp NAS socket
//LOG_D(PDCP, "[PDCP][NETLINK] Nothing in socket, length %d \n", len);
} else {
for (nas_nlh_rx = (struct nlmsghdr *) nl_rx_buf;
NLMSG_OK (nas_nlh_rx, len);
nas_nlh_rx = NLMSG_NEXT (nas_nlh_rx, len)) {
if (nas_nlh_rx->nlmsg_type == NLMSG_DONE) {
LOG_D(PDCP, "[PDCP][NETLINK] RX NLMSG_DONE\n");
//return;
}
if (nas_nlh_rx->nlmsg_type == NLMSG_ERROR) {
LOG_D(PDCP, "[PDCP][NETLINK] RX NLMSG_ERROR\n");
}
if (pdcp_read_state_g == 0) {
if (nas_nlh_rx->nlmsg_len == sizeof (pdcp_data_req_header_t) + sizeof(struct nlmsghdr)) {
pdcp_read_state_g = 1; //get
memcpy((void *)&pdcp_read_header_g, (void *)NLMSG_DATA(nas_nlh_rx), sizeof(pdcp_data_req_header_t));
LOG_D(PDCP, "[PDCP][NETLINK] RX pdcp_data_req_header_t inst %u, rb_id %u data_size %d\n",
pdcp_read_header_g.inst, pdcp_read_header_g.rb_id, pdcp_read_header_g.data_size);
} else {
LOG_E(PDCP, "[PDCP][NETLINK] WRONG size %d should be sizeof (pdcp_data_req_header_t) + sizeof(struct nlmsghdr)\n",
nas_nlh_rx->nlmsg_len);
}
} else {
pdcp_read_state_g = 0;
// print_active_requests()
#ifdef PDCP_DEBUG
LOG_D(PDCP, "[PDCP][NETLINK] Something in socket, length %d \n",
nas_nlh_rx->nlmsg_len - sizeof(struct nlmsghdr));
#endif
#ifdef OAI_EMU
// overwrite function input parameters, because only one netlink socket for all instances
if (pdcp_read_header_g.inst < oai_emulation.info.nb_enb_local) {
ctxt.frame = ctxt_cpy.frame;
ctxt.enb_flag = ENB_FLAG_YES;
ctxt.module_id = pdcp_read_header_g.inst + oai_emulation.info.first_enb_local;
ctxt.rnti = oai_emulation.info.eNB_ue_module_id_to_rnti[ctxt.module_id ][pdcp_read_header_g.rb_id / maxDRB + oai_emulation.info.first_ue_local];
rab_id = pdcp_read_header_g.rb_id % maxDRB;
} else {
ctxt.frame = ctxt_cpy.frame;
ctxt.enb_flag = ENB_FLAG_NO;
ctxt.module_id = pdcp_read_header_g.inst - oai_emulation.info.nb_enb_local + oai_emulation.info.first_ue_local;
ctxt.rnti = pdcp_UE_UE_module_id_to_rnti[ctxt.module_id];
rab_id = pdcp_read_header_g.rb_id;
}
CHECK_CTXT_ARGS(&ctxt);
AssertFatal (rab_id < maxDRB, "RB id is too high (%u/%d)!\n", rab_id, maxDRB);
/*LGpdcp_read_header.inst = (pdcp_read_header_g.inst >= oai_emulation.info.nb_enb_local) ? \
pdcp_read_header_g.inst - oai_emulation.info.nb_enb_local+ NB_eNB_INST + oai_emulation.info.first_ue_local :
pdcp_read_header_g.inst + oai_emulation.info.first_enb_local;*/
#else // OAI_EMU
pdcp_read_header_g.inst = 0;
#warning "TO DO CORRCT VALUES FOR ue mod id, enb mod id"
ctxt.frame = ctxt_cpy.frame;
ctxt.enb_flag = ctxt_cpy.enb_flag;
if (ctxt_cpy.enb_flag) {
ctxt.module_id = 0;
rab_id = pdcp_read_header_g.rb_id % maxDRB;
ctxt.rnti = pdcp_eNB_UE_instance_to_rnti[pdcp_eNB_UE_instance_to_rnti_index];
} else {
ctxt.module_id = 0;
rab_id = pdcp_read_header_g.rb_id % maxDRB;
ctxt.rnti = pdcp_UE_UE_module_id_to_rnti[ctxt.module_id];
}
#endif
if (ctxt.enb_flag) {
if (rab_id != 0) {
rab_id = rab_id % maxDRB;
key = PDCP_COLL_KEY_VALUE(ctxt.module_id, ctxt.rnti, ctxt.enb_flag, rab_id, SRB_FLAG_NO);
h_rc = hashtable_get(pdcp_coll_p, key, (void**)&pdcp_p);
if (h_rc == HASH_TABLE_OK) {
#ifdef PDCP_DEBUG
LOG_D(PDCP, "[FRAME %5u][eNB][NETLINK][IP->PDCP] INST %d: Received socket with length %d (nlmsg_len = %d) on Rab %d \n",
ctxt.frame,
pdcp_read_header_g.inst,
len,
nas_nlh_rx->nlmsg_len-sizeof(struct nlmsghdr),
pdcp_read_header_g.rb_id);
#endif
MSC_LOG_RX_MESSAGE(
(ctxt_pP->enb_flag == ENB_FLAG_YES) ? MSC_PDCP_ENB:MSC_PDCP_UE,
(ctxt_pP->enb_flag == ENB_FLAG_YES) ? MSC_IP_ENB:MSC_IP_UE,
NULL,
0,
MSC_AS_TIME_FMT" DATA-REQ inst %u rb %u rab %u size %u",
MSC_AS_TIME_ARGS(ctxt_pP),
pdcp_read_header_g.inst,
pdcp_read_header_g.rb_id,
rab_id,
pdcp_read_header_g.data_size);
LOG_D(PDCP, "[FRAME %5u][eNB][IP][INSTANCE %u][RB %u][--- PDCP_DATA_REQ / %d Bytes --->][PDCP][MOD %u]UE %u][RB %u]\n",
ctxt_cpy.frame,
pdcp_read_header_g.inst,
pdcp_read_header_g.rb_id,
pdcp_read_header_g.data_size,
ctxt.module_id,
ctxt.rnti,
rab_id);
pdcp_data_req(&ctxt,
SRB_FLAG_NO,
rab_id,
RLC_MUI_UNDEFINED,
RLC_SDU_CONFIRM_NO,
pdcp_read_header_g.data_size,
(unsigned char *)NLMSG_DATA(nas_nlh_rx),
PDCP_TRANSMISSION_MODE_DATA);
} else {
LOG_D(PDCP, "[FRAME %5u][eNB][IP][INSTANCE %u][RB %u][--- PDCP_DATA_REQ / %d Bytes ---X][PDCP][MOD %u][UE %u][RB %u] NON INSTANCIATED INSTANCE, DROPPED\n",
ctxt.frame,
pdcp_read_header_g.inst,
pdcp_read_header_g.rb_id,
pdcp_read_header_g.data_size,
ctxt.module_id,
ctxt.rnti,
rab_id);
}
} else { // rb_id =0, thus interpreated as broadcast and transported as multiple unicast
// is a broadcast packet, we have to send this packet on all default RABS of all connected UEs
#warning CODE TO BE REVIEWED, ONLY WORK FOR SIMPLE TOPOLOGY CASES
for (ue_id = 0; ue_id < NB_UE_INST; ue_id++) {
if (oai_emulation.info.eNB_ue_module_id_to_rnti[ctxt_cpy.module_id][ue_id] != NOT_A_RNTI) {
ctxt.rnti = oai_emulation.info.eNB_ue_module_id_to_rnti[ctxt_cpy.module_id][ue_id];
LOG_D(PDCP, "[FRAME %5u][eNB][IP][INSTANCE %u][RB %u][--- PDCP_DATA_REQ / %d Bytes --->][PDCP][MOD %u][UE %u][RB DEFAULT_RAB_ID %u]\n",
ctxt.frame,
pdcp_read_header_g.inst,
pdcp_read_header_g.rb_id,
pdcp_read_header_g.data_size,
ctxt.module_id,
ctxt.rnti,
DEFAULT_RAB_ID);
pdcp_data_req (
&ctxt,
SRB_FLAG_NO,
DEFAULT_RAB_ID,
RLC_MUI_UNDEFINED,
RLC_SDU_CONFIRM_NO,
pdcp_read_header_g.data_size,
(unsigned char *)NLMSG_DATA(nas_nlh_rx),
PDCP_TRANSMISSION_MODE_DATA);
}
}
}
} else { // enb_flag
if (rab_id != 0) {
rab_id = rab_id % maxDRB;
key = PDCP_COLL_KEY_VALUE(ctxt.module_id, ctxt.rnti, ctxt.enb_flag, rab_id, SRB_FLAG_NO);
h_rc = hashtable_get(pdcp_coll_p, key, (void**)&pdcp_p);
if (h_rc == HASH_TABLE_OK) {
#ifdef PDCP_DEBUG
LOG_D(PDCP, "[FRAME %5u][UE][NETLINK][IP->PDCP] INST %d: Received socket with length %d (nlmsg_len = %d) on Rab %d \n",
ctxt.frame,
pdcp_read_header_g.inst,
len,
nas_nlh_rx->nlmsg_len-sizeof(struct nlmsghdr),
pdcp_read_header_g.rb_id);
LOG_D(PDCP, "[FRAME %5u][UE][IP][INSTANCE %u][RB %u][--- PDCP_DATA_REQ / %d Bytes --->][PDCP][MOD %u][UE %u][RB %u]\n",
ctxt.frame,
pdcp_read_header_g.inst,
pdcp_read_header_g.rb_id,
pdcp_read_header_g.data_size,
ctxt.module_id,
ctxt.rnti,
rab_id);
#endif
MSC_LOG_RX_MESSAGE(
(ctxt_pP->enb_flag == ENB_FLAG_YES) ? MSC_PDCP_ENB:MSC_PDCP_UE,
(ctxt_pP->enb_flag == ENB_FLAG_YES) ? MSC_IP_ENB:MSC_IP_UE,
NULL,
0,
MSC_AS_TIME_FMT" DATA-REQ inst %u rb %u rab %u size %u",
MSC_AS_TIME_ARGS(ctxt_pP),
pdcp_read_header_g.inst,
pdcp_read_header_g.rb_id,
rab_id,
pdcp_read_header_g.data_size);
pdcp_data_req(
&ctxt,
SRB_FLAG_NO,
rab_id,
RLC_MUI_UNDEFINED,
RLC_SDU_CONFIRM_NO,
pdcp_read_header_g.data_size,
(unsigned char *)NLMSG_DATA(nas_nlh_rx),
PDCP_TRANSMISSION_MODE_DATA);
} else {
MSC_LOG_RX_DISCARDED_MESSAGE(
(ctxt_pP->enb_flag == ENB_FLAG_YES) ? MSC_PDCP_ENB:MSC_PDCP_UE,
(ctxt_pP->enb_flag == ENB_FLAG_YES) ? MSC_IP_ENB:MSC_IP_UE,
NULL,
0,
MSC_AS_TIME_FMT" DATA-REQ inst %u rb %u rab %u size %u",
MSC_AS_TIME_ARGS(ctxt_pP),
pdcp_read_header_g.inst,
pdcp_read_header_g.rb_id,
rab_id,
pdcp_read_header_g.data_size);
LOG_D(PDCP,
"[FRAME %5u][UE][IP][INSTANCE %u][RB %u][--- PDCP_DATA_REQ / %d Bytes ---X][PDCP][MOD %u][UE %u][RB %u] NON INSTANCIATED INSTANCE key 0x%"PRIx64", DROPPED\n",
ctxt.frame,
pdcp_read_header_g.inst,
pdcp_read_header_g.rb_id,
pdcp_read_header_g.data_size,
ctxt.module_id,
ctxt.rnti,
rab_id,
key);
}
} else {
LOG_D(PDCP, "Forcing send on DEFAULT_RAB_ID\n");
LOG_D(PDCP, "[FRAME %5u][eNB][IP][INSTANCE %u][RB %u][--- PDCP_DATA_REQ / %d Bytes --->][PDCP][MOD %u][UE %u][RB DEFAULT_RAB_ID %u]\n",
ctxt.frame,
pdcp_read_header_g.inst,
pdcp_read_header_g.rb_id,
pdcp_read_header_g.data_size,
ctxt.module_id,
ctxt.rnti,
DEFAULT_RAB_ID);
MSC_LOG_RX_MESSAGE(
(ctxt_pP->enb_flag == ENB_FLAG_YES) ? MSC_PDCP_ENB:MSC_PDCP_UE,
(ctxt_pP->enb_flag == ENB_FLAG_YES) ? MSC_IP_ENB:MSC_IP_UE,
NULL,0,
MSC_AS_TIME_FMT" DATA-REQ inst %u rb %u default rab %u size %u",
MSC_AS_TIME_ARGS(ctxt_pP),
pdcp_read_header_g.inst,
pdcp_read_header_g.rb_id,
DEFAULT_RAB_ID,
pdcp_read_header_g.data_size);
pdcp_data_req (
&ctxt,
SRB_FLAG_NO,
DEFAULT_RAB_ID,
RLC_MUI_UNDEFINED,
RLC_SDU_CONFIRM_NO,
pdcp_read_header_g.data_size,
(unsigned char *)NLMSG_DATA(nas_nlh_rx),
PDCP_TRANSMISSION_MODE_DATA);
}
}
}
}
}
}
return len;
# endif
#else // neither PDCP_USE_NETLINK nor PDCP_USE_RT_FIFO
return 0;
#endif // PDCP_USE_NETLINK
}
//-----------------------------------------------------------------------------
mac_rlc_status_resp_t mac_rlc_status_ind(
const module_id_t module_idP,
const rnti_t rntiP,
const eNB_index_t eNB_index,
const frame_t frameP,
const eNB_flag_t enb_flagP,
const MBMS_flag_t MBMS_flagP,
const logical_chan_id_t channel_idP,
const tb_size_t tb_sizeP)
{
//-----------------------------------------------------------------------------
mac_rlc_status_resp_t mac_rlc_status_resp;
struct mac_status_ind tx_status;
struct mac_status_resp status_resp;
rb_id_t rb_id = 0;
rlc_mode_t rlc_mode = RLC_MODE_NONE;
rlc_mbms_id_t *mbms_id_p = NULL;
rlc_union_t *rlc_union_p = NULL;
hash_key_t key = HASHTABLE_NOT_A_KEY_VALUE;
hashtable_rc_t h_rc;
srb_flag_t srb_flag = (channel_idP <= 2) ? SRB_FLAG_YES : SRB_FLAG_NO;
protocol_ctxt_t ctxt;
PROTOCOL_CTXT_SET_BY_MODULE_ID(&ctxt, module_idP, enb_flagP, rntiP, frameP, 0, eNB_index);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_MAC_RLC_STATUS_IND,VCD_FUNCTION_IN);
memset (&mac_rlc_status_resp, 0, sizeof(mac_rlc_status_resp_t));
memset (&tx_status , 0, sizeof(struct mac_status_ind));
#ifdef OAI_EMU
if (MBMS_flagP)
AssertFatal (channel_idP < RLC_MAX_MBMS_LC,
"%s channel id is too high (%u/%d) enb module id %u ue %u!\n",
(enb_flagP) ? "eNB" : "UE",
channel_idP,
RLC_MAX_MBMS_LC,
module_idP,
rntiP);
else
AssertFatal (channel_idP < NB_RB_MAX,
"%s channel id is too high (%u/%d) enb module id %u ue %u!\n",
(enb_flagP) ? "eNB" : "UE",
channel_idP,
NB_RB_MAX,
module_idP,
rntiP);
CHECK_CTXT_ARGS(&ctxt);
#endif
if (MBMS_flagP) {
if (enb_flagP) {
mbms_id_p = &rlc_mbms_lcid2service_session_id_eNB[module_idP][channel_idP];
} else {
mbms_id_p = &rlc_mbms_lcid2service_session_id_ue[module_idP][channel_idP];
}
key = RLC_COLL_KEY_MBMS_VALUE(module_idP, rntiP, enb_flagP, mbms_id_p->service_id, mbms_id_p->session_id);
} else {
if (channel_idP > 2) {
rb_id = channel_idP - 2;
} else {
rb_id = channel_idP;
}
key = RLC_COLL_KEY_VALUE(module_idP, rntiP, enb_flagP, rb_id, srb_flag);
}
h_rc = hashtable_get(rlc_coll_p, key, (void**)&rlc_union_p);
if (h_rc == HASH_TABLE_OK) {
rlc_mode = rlc_union_p->mode;
} else {
rlc_mode = RLC_MODE_NONE;
//LOG_W(RLC , "[%s] RLC not configured rb id %u lcid %u module %u!\n", __FUNCTION__, rb_id, channel_idP, ue_module_idP);
//LOG_D(RLC , "[%s] RLC not configured rb id %u lcid %u module %u!\n", __FUNCTION__, rb_id, channel_idP, ue_module_idP);
}
switch (rlc_mode) {
case RLC_MODE_NONE:
//handle_event(WARNING,"FILE %s FONCTION mac_rlc_data_ind() LINE %s : no radio bearer configured :%d\n", __FILE__, __LINE__, channel_idP);
mac_rlc_status_resp.bytes_in_buffer = 0;
break;
case RLC_MODE_AM:
status_resp = rlc_am_mac_status_indication(&ctxt, &rlc_union_p->rlc.am, tb_sizeP, tx_status);
mac_rlc_status_resp.bytes_in_buffer = status_resp.buffer_occupancy_in_bytes;
mac_rlc_status_resp.head_sdu_creation_time = status_resp.head_sdu_creation_time;
mac_rlc_status_resp.head_sdu_remaining_size_to_send = status_resp.head_sdu_remaining_size_to_send;
mac_rlc_status_resp.head_sdu_is_segmented = status_resp.head_sdu_is_segmented;
//return mac_rlc_status_resp;
break;
case RLC_MODE_UM:
status_resp = rlc_um_mac_status_indication(&ctxt, &rlc_union_p->rlc.um, tb_sizeP, tx_status);
mac_rlc_status_resp.bytes_in_buffer = status_resp.buffer_occupancy_in_bytes;
mac_rlc_status_resp.pdus_in_buffer = status_resp.buffer_occupancy_in_pdus;
mac_rlc_status_resp.head_sdu_creation_time = status_resp.head_sdu_creation_time;
mac_rlc_status_resp.head_sdu_remaining_size_to_send = status_resp.head_sdu_remaining_size_to_send;
mac_rlc_status_resp.head_sdu_is_segmented = status_resp.head_sdu_is_segmented;
// return mac_rlc_status_resp;
break;
case RLC_MODE_TM:
status_resp = rlc_tm_mac_status_indication(&ctxt, &rlc_union_p->rlc.tm, tb_sizeP, tx_status);
mac_rlc_status_resp.bytes_in_buffer = status_resp.buffer_occupancy_in_bytes;
mac_rlc_status_resp.pdus_in_buffer = status_resp.buffer_occupancy_in_pdus;
// return mac_rlc_status_resp;
break;
default:
mac_rlc_status_resp.bytes_in_buffer = 0 ;
}
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_MAC_RLC_STATUS_IND,VCD_FUNCTION_OUT);
return mac_rlc_status_resp;
}
//-----------------------------------------------------------------------------
tbs_size_t mac_rlc_data_req(
const module_id_t module_idP,
const rnti_t rntiP,
const eNB_index_t eNB_index,
const frame_t frameP,
const eNB_flag_t enb_flagP,
const MBMS_flag_t MBMS_flagP,
const logical_chan_id_t channel_idP,
char *buffer_pP)
{
//-----------------------------------------------------------------------------
struct mac_data_req data_request;
rb_id_t rb_id = 0;
rlc_mode_t rlc_mode = RLC_MODE_NONE;
rlc_mbms_id_t *mbms_id_p = NULL;
rlc_union_t *rlc_union_p = NULL;
hash_key_t key = HASHTABLE_NOT_A_KEY_VALUE;
hashtable_rc_t h_rc;
srb_flag_t srb_flag = (channel_idP <= 2) ? SRB_FLAG_YES : SRB_FLAG_NO;
tbs_size_t ret_tb_size = 0;
protocol_ctxt_t ctxt;
PROTOCOL_CTXT_SET_BY_MODULE_ID(&ctxt, module_idP, enb_flagP, rntiP, frameP, 0,eNB_index);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_MAC_RLC_DATA_REQ,VCD_FUNCTION_IN);
#ifdef DEBUG_MAC_INTERFACE
LOG_D(RLC, PROTOCOL_CTXT_FMT" MAC_RLC_DATA_REQ channel %d (%d) MAX RB %d, Num_tb %d\n",
PROTOCOL_CTXT_ARGS((&ctxt)),
channel_idP,
RLC_MAX_LC,
NB_RB_MAX);
#endif // DEBUG_MAC_INTERFACE
if (MBMS_flagP) {
AssertFatal (channel_idP < RLC_MAX_MBMS_LC, "channel id is too high (%u/%d)!\n", channel_idP, RLC_MAX_MBMS_LC);
} else {
AssertFatal (channel_idP < NB_RB_MAX, "channel id is too high (%u/%d)!\n", channel_idP, NB_RB_MAX);
}
#ifdef OAI_EMU
CHECK_CTXT_ARGS(&ctxt);
//printf("MBMS_flagP %d, MBMS_FLAG_NO %d \n",MBMS_flagP, MBMS_FLAG_NO);
// AssertFatal (MBMS_flagP == MBMS_FLAG_NO ," MBMS FLAG SHOULD NOT BE SET IN mac_rlc_data_req in UE\n");
#endif
if (MBMS_flagP) {
if (enb_flagP) {
mbms_id_p = &rlc_mbms_lcid2service_session_id_eNB[module_idP][channel_idP];
key = RLC_COLL_KEY_MBMS_VALUE(module_idP, rntiP, enb_flagP, mbms_id_p->service_id, mbms_id_p->session_id);
} else {
return (tbs_size_t)0;
}
} else {
if (channel_idP > 2) {
rb_id = channel_idP - 2;
} else {
rb_id = channel_idP;
}
key = RLC_COLL_KEY_VALUE(module_idP, rntiP, enb_flagP, rb_id, srb_flag);
}
h_rc = hashtable_get(rlc_coll_p, key, (void**)&rlc_union_p);
if (h_rc == HASH_TABLE_OK) {
rlc_mode = rlc_union_p->mode;
} else {
rlc_mode = RLC_MODE_NONE;
AssertFatal (0 , "RLC not configured rb id %u lcid %u RNTI %x!\n", rb_id, channel_idP, rntiP);
}
switch (rlc_mode) {
case RLC_MODE_NONE:
ret_tb_size =0;
break;
case RLC_MODE_AM:
data_request = rlc_am_mac_data_request(&ctxt, &rlc_union_p->rlc.am);
ret_tb_size =mac_rlc_serialize_tb(buffer_pP, data_request.data);
break;
case RLC_MODE_UM:
data_request = rlc_um_mac_data_request(&ctxt, &rlc_union_p->rlc.um);
ret_tb_size = mac_rlc_serialize_tb(buffer_pP, data_request.data);
break;
case RLC_MODE_TM:
data_request = rlc_tm_mac_data_request(&ctxt, &rlc_union_p->rlc.tm);
ret_tb_size = mac_rlc_serialize_tb(buffer_pP, data_request.data);
break;
default:
;
}
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_MAC_RLC_DATA_REQ,VCD_FUNCTION_OUT);
return ret_tb_size;
}
//-----------------------------------------------------------------------------
void mac_rlc_data_ind (
const module_id_t module_idP,
const rnti_t rntiP,
const module_id_t eNB_index,
const frame_t frameP,
const eNB_flag_t enb_flagP,
const MBMS_flag_t MBMS_flagP,
const logical_chan_id_t channel_idP,
char *buffer_pP,
const tb_size_t tb_sizeP,
num_tb_t num_tbP,
crc_t *crcs_pP)
{
//-----------------------------------------------------------------------------
rb_id_t rb_id = 0;
rlc_mode_t rlc_mode = RLC_MODE_NONE;
rlc_mbms_id_t *mbms_id_p = NULL;
rlc_union_t *rlc_union_p = NULL;
hash_key_t key = HASHTABLE_NOT_A_KEY_VALUE;
hashtable_rc_t h_rc;
srb_flag_t srb_flag = (channel_idP <= 2) ? SRB_FLAG_YES : SRB_FLAG_NO;
protocol_ctxt_t ctxt;
PROTOCOL_CTXT_SET_BY_MODULE_ID(&ctxt, module_idP, enb_flagP, rntiP, frameP, 0, eNB_index);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_MAC_RLC_DATA_IND,VCD_FUNCTION_IN);
#ifdef DEBUG_MAC_INTERFACE
if (num_tbP) {
LOG_D(RLC, PROTOCOL_CTXT_FMT" MAC_RLC_DATA_IND on channel %d (%d), rb max %d, Num_tb %d\n",
PROTOCOL_CTXT_ARGS(&ctxt),
channel_idP,
RLC_MAX_LC,
NB_RB_MAX,
num_tbP);
}
#endif // DEBUG_MAC_INTERFACE
#ifdef OAI_EMU
if (MBMS_flagP)
AssertFatal (channel_idP < RLC_MAX_MBMS_LC, "channel id is too high (%u/%d)!\n",
channel_idP, RLC_MAX_MBMS_LC);
else
AssertFatal (channel_idP < NB_RB_MAX, "channel id is too high (%u/%d)!\n",
channel_idP, NB_RB_MAX);
CHECK_CTXT_ARGS(&ctxt);
#endif
if (MBMS_flagP) {
if (BOOL_NOT(enb_flagP)) {
mbms_id_p = &rlc_mbms_lcid2service_session_id_ue[module_idP][channel_idP];
key = RLC_COLL_KEY_MBMS_VALUE(module_idP, rntiP, enb_flagP, mbms_id_p->service_id, mbms_id_p->session_id);
} else {
return;
}
} else {
if (channel_idP > 2) {
rb_id = channel_idP - 2;
} else {
rb_id = channel_idP;
}
key = RLC_COLL_KEY_VALUE(module_idP, rntiP, enb_flagP, rb_id, srb_flag);
}
h_rc = hashtable_get(rlc_coll_p, key, (void**)&rlc_union_p);
if (h_rc == HASH_TABLE_OK) {
rlc_mode = rlc_union_p->mode;
} else {
rlc_mode = RLC_MODE_NONE;
//AssertFatal (0 , "%s RLC not configured rb id %u lcid %u module %u!\n", __FUNCTION__, rb_id, channel_idP, ue_module_idP);
}
struct mac_data_ind data_ind = mac_rlc_deserialize_tb(buffer_pP, tb_sizeP, num_tbP, crcs_pP);
switch (rlc_mode) {
case RLC_MODE_NONE:
//handle_event(WARNING,"FILE %s FONCTION mac_rlc_data_ind() LINE %s : no radio bearer configured :%d\n", __FILE__, __LINE__, channel_idP);
break;
case RLC_MODE_AM:
rlc_am_mac_data_indication(&ctxt, &rlc_union_p->rlc.am, data_ind);
break;
case RLC_MODE_UM:
rlc_um_mac_data_indication(&ctxt, &rlc_union_p->rlc.um, data_ind);
break;
case RLC_MODE_TM:
rlc_tm_mac_data_indication(&ctxt, &rlc_union_p->rlc.tm, data_ind);
break;
}
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_MAC_RLC_DATA_IND,VCD_FUNCTION_OUT);
}
//-----------------------------------------------------------------------------
rlc_op_status_t rrc_rlc_config_req (
const protocol_ctxt_t* const ctxt_pP,
const srb_flag_t srb_flagP,
const MBMS_flag_t mbms_flagP,
const config_action_t actionP,
const rb_id_t rb_idP,
const rlc_info_t rlc_infoP)
{
//-----------------------------------------------------------------------------
rlc_op_status_t status;
LOG_D(RLC, PROTOCOL_CTXT_FMT" CONFIG_REQ for RAB %u\n",
PROTOCOL_CTXT_ARGS(ctxt_pP),
rb_idP);
#ifdef OAI_EMU
CHECK_CTXT_ARGS(ctxt_pP)
#endif
AssertFatal (rb_idP < NB_RB_MAX, "RB id is too high (%u/%d)!\n", rb_idP, NB_RB_MAX);
switch (actionP) {
case CONFIG_ACTION_ADD:
if (rrc_rlc_add_rlc(ctxt_pP, srb_flagP, MBMS_FLAG_NO, rb_idP, rb_idP, rlc_infoP.rlc_mode) != NULL) {
return RLC_OP_STATUS_INTERNAL_ERROR;
}
// no break, fall to next case
case CONFIG_ACTION_MODIFY:
switch (rlc_infoP.rlc_mode) {
case RLC_MODE_AM:
LOG_I(RLC, PROTOCOL_CTXT_FMT"[RB %u] MODIFY RB AM\n",
PROTOCOL_CTXT_ARGS(ctxt_pP),
rb_idP);
config_req_rlc_am(
ctxt_pP,
srb_flagP,
&rlc_infoP.rlc.rlc_am_info,
rb_idP);
break;
case RLC_MODE_UM:
LOG_I(RLC, PROTOCOL_CTXT_FMT"[RB %u] MODIFY RB UM\n",
PROTOCOL_CTXT_ARGS(ctxt_pP),
rb_idP);
config_req_rlc_um(
ctxt_pP,
srb_flagP,
&rlc_infoP.rlc.rlc_um_info,
rb_idP);
break;
case RLC_MODE_TM:
LOG_I(RLC, PROTOCOL_CTXT_FMT"[RB %u] MODIFY RB TM\n",
PROTOCOL_CTXT_ARGS(ctxt_pP),
rb_idP);
config_req_rlc_tm(
ctxt_pP,
srb_flagP,
&rlc_infoP.rlc.rlc_tm_info,
rb_idP);
break;
default:
return RLC_OP_STATUS_BAD_PARAMETER;
}
break;
case CONFIG_ACTION_REMOVE:
return rrc_rlc_remove_rlc(ctxt_pP, srb_flagP, mbms_flagP, rb_idP);
break;
default:
return RLC_OP_STATUS_BAD_PARAMETER;
}
return RLC_OP_STATUS_OK;
}